| 单词 | potash glass |
| 释义 | > as lemmaspotash glass potash glass n. a relatively hard type of glass made using potassium carbonate, suitable for cutting and engraving. ΚΠ 1839 A. Ure Dict. Arts 575 If we put in the whole ingredients together, as is done with potash glass, the sand and lime soon fall to the bottom. 1922 T. M. Lowry Inorg. Chem. xli. 801 Smalt is a potash glass coloured blue with cobalt. 2004 Ceramic Industry (Nexis) 1 Jan. 58 As a coloring oxide in lead potash glasses, manganese produces an amethyst color, while in soda glass a reddish-violet is produced. < as lemmas |
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